dobson unit
Word Rarity
Rare
Frequency: 3.11 in modern English
13
Scrabble Score
10
Letters
3
Syllables
8
Unique Chars
Meaning
noun
A unit of measurement of the amount of a trace gas (typically ozone) in a vertical column through the Earth's atmosphere).
Etymology
Named after Gordon Dobson, a researcher at the University of Oxford who in the 1920s built the first instrument to measure total ozone from the ground.